r53ddns is a simple command-line utility to update A record in Route53 with current global IP address.

Download the latest compiled binary from links below and put it in your executable path.

$ cargo install r53ddns

$ alias r53ddns="docker run coorde/r53ddns"

r53ddns works very well even in non-user environments. The following is an example systemd.service(5) file to execute r53ddns.

[Unit]
Description=Update DDNS
# OnFailure=notify-failure@%n.service

[Service]
Type=Simple
ExecStart=/path/to/r53ddns -l Info -k <key id> -s <key secret> -z <zone id> -n <record name>

[Install]
WantedBy=multi-user.target

You can run this service daily using systemd.timer(5) to be up-to-date.

Licensed under either of

• Apache License, Version 2.0 (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT)

at your option.

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.